Which statement is true?
select one:
a. a ten degree angle is congruent to a 10 degree angle
b. a congruent angls is always 90 degrees
c. none of these
d. congruent angles always add up to 90 degrees

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)